{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["DNA", "protein", "RNA", "cell type", "cell line"], "input": "BSAP has been identified previously as a transcription factor that is expressed at early, but not late, stages of B-cell differentiation ."}
{"DNA": [], "protein": ["BSAP", "transcription factor"], "RNA": [], "cell type": [], "cell line": []}